The Best Oil Change Services in Surprise, AZ

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1Grease Monkey★ 4.96 on this job28 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%4.96★Number of such jobs 25%28Overall Experts Score 20%88Job match= 89Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.89

2All Valley Car Care Surprise★ 4.90 on this job41 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%4.90★Number of such jobs 25%41Overall Experts Score 20%75Job match= 86Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.86

3Christian Brothers Automotive Surprise★ 4.86 on this job43 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%4.86★Number of such jobs 25%43Overall Experts Score 20%86Job match= 85Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.85

4Brakes Plus★ 5.00 on this job16 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%5.00★Number of such jobs 25%16Overall Experts Score 20%81Job match= 85Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.85

5Express Oil Change & Tire Engineers★ 5.00 on this job5 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%88Job match= 75Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.75

6Edmunds Automotive Repair★ 4.80 on this job10 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%4.80★Number of such jobs 25%10Overall Experts Score 20%93Job match= 74Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.74

7Brakes Plus★ 5.00 on this job6 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%5.00★Number of such jobs 25%6Overall Experts Score 20%76Job match= 74Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.74

8Max Automotive★ 5.00 on this job5 jobs reviewediHow Job match is calculatedBuilt only from reviews Google tagged “Auto engine diagnostic”:Stars on this job 55%5.00★Number of such jobs 25%5Overall Experts Score 20%74Job match= 72Stars are pulled toward the category average (4.80★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.72

Job match = this company’s ★ on reviews Google tagged “Auto engine diagnostic” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.

What customers said about auto engine diagnostic

Ty3 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 5 days ago★★★★★

Brakes Plus

This is my second time coming to the particular location and I'm always here for a min. However, I'm leaving knowing my shi is right. Great place with great people. They don't try to pressure you in to unnecessary/expensive repairs or make you feel stupid for knowing anything about cars. They go over the prices and… Read full review

Great priceAir & cabin filter replacementAuto engine diagnosticBrakes

Hailey2 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a month ago★★★★★

Christian Brothers Automotive Sur…

John and Mathew were so helpful they took very good care of me. The costumer service was absolutely amazing. The walk through of what was causing issues very explanatory the best work I’ve had done fair respectful men my car was in & out in 24hrs. Thank you for the experience gentlemen

Great priceTiresSteering & suspension repairAuto engine diagnostic

caryn2 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited a month ago★★★★★

Edmunds Automotive Repair

Just moved into Peoria from WI and my air conditioning went out … family member in the area recommended Edmonds that they worked on german cars …. Edmonds set up an appointment with me the next day and ran a diagnosis screener … not only did the air need repair … the back breaks were shot… fixed everything within 24… Read full review

Great priceAuto engine diagnosticWheel alignmentBattery

julie3 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · a month ago★★★★★

Grease Monkey

Jake is the best and always take good care of me when I come in. I never worry about long lines or wait times when getting my oil changed, it’s quick in and out.

Reasonable priceAuto engine diagnosticService not listed

BenettaLocal Guide · 21 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited a month ago★★★★★

All Valley Car Care Surprise

If you want it done right the first time, go to All Valley Car Care (formerly Suprise Car Care). Always Professional and Very Friendly and their Prices are Great. Mike, Chris, Mark, Matt and all the crew have taken Excellent care of my Vehicle repairs for about 14 years. My Family and I won't let anyone else touch… Read full review

Great priceA/C installation & repairAir & cabin filter replacementBattery

R2 reviewsiTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 months ago★★★★★

Express Oil Change & Tire Enginee…

David and Charles were a great help today. Very friendly and informative. They worked fast and efficiently, and they even gave me water. You can wait in your car while they change your oil and they have a misting system. I’ll now be a regular customer ! Nice guys and great work 👏

Air & cabin filter replacementAuto engine diagnosticOil change

Overall ratings

Experts Score 0–100iExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of oil change services).

#	Company	ScoreiExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown.	FactorsiFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20.	★iGoogle star rating as shown on Google Maps.	Typical billiMedian bill customers of this company reported in their reviews (needs 3+ priced reviews).
1	Edmunds Automotive RepairSurprise, AZ	A 93iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%91+49.6Reliability 24%90+21.8Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAA	4.91	—
2	Express Oil Change & Tire EngineersSurprise, AZ	A 88iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%87+47.5Reliability 24%79+19.2Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AB–AAA	4.87	—
3	Grease MonkeySurprise, AZ	A 88iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%88+48Reliability 24%85+20.6Value 14%100+14.1Replies to reviews 7%75+5.3Experts Score= 88Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AAAAAB	4.86	—
4	Christian Brothers Automotive SurpriseSurprise, AZ	A 86iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%85+46.4Reliability 24%77+18.7Value 14%100+14.1Replies to reviews 7%100+7.1Experts Score= 86Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AB–AAA	4.85	—
5	Big Brand Tire & ServiceSurprise, AZ	A 85iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%83+45.3Reliability 24%77+18.7Value 14%100+14.1Replies to reviews 7%96+6.8Experts Score= 85Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AB–AAA	4.77	—
6	Brakes PlusSurprise, AZ	A 81iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%80+43.6Reliability 24%69+16.7Value 14%100+14.1Replies to reviews 7%100+7.1Momentum penalty89−1.1Experts Score= 81Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	AB–AAA	4.81	—
7	Brakes PlusSurprise, AZ	B 76iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%78+42.5Reliability 24%67+16.2Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty96−0.4Momentum penalty66−3.4Experts Score= 76Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	BBAABA	4.76	—
8	All Valley Car Care SurpriseSurprise, AZ	B 75iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%77+42Reliability 24%69+16.7Value 14%100+14.1Replies to reviews 7%44+3.1Craft & service penalty87−1.3Experts Score= 75Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	BBAAAC	4.79	—
9	Max AutomotiveSurprise, AZ	B 74iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%81+44.2Reliability 24%79+19.2Value 14%85+12Replies to reviews 7%13+0.9Craft & service penalty77−2.3Momentum penalty99−0.1Experts Score= 74Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	ABBAAF	4.79	—
10	Automotive DynamicsSurprise, AZ	B 62iHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%77+42Reliability 24%52+12.6Value 14%91+12.9Replies to reviews 7%12+0.8Momentum penalty36−6.4Experts Score= 62Grade B: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.	BCAADF	4.82	—

What jobs cost

What customers paid, from the price Google asks reviewers to report.

Oil Change Services in Surprise, AZ at a glance

How the 10 oil change services we rated in Surprise, AZ compare, and what customers praise most.

How we grade

Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.

Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.

Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.

Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.

Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.

Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.